Home / 7,551.47-10,421.84-4,568.94

Finding the Fourth Proportional to 7,551.47, 10,421.84 and 4,568.94

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Solution

The fourth proportional to 7,551.47, 10,421.84 and 4,568.94 is: 6,305.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,551.47 : 10,421.84 = 4,568.94 : x
  2. Step 2: Convert to fraction form
    7,551.47/10,421.84 = 4,568.94/x
  3. Step 3: Cross multiply
    7,551.47x = 10,421.84 × 4,568.94
  4. Step 4: Simplify right side
    7,551.47x = 47,616,787.70
  5. Step 5: Solve for x
    x = 47,616,787.70/7,551.47
  6. Step 6: Final answer
    x = 6,305.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.